Assessing the accuracy of a new hand hygiene monitoring device (SmartRub®): from the laboratory to clinical practice

Table 2 Numbers of actions performed in each study phase

	True positive (n)	False negative ( n)	True negative (n)	False positive (n)
Phase 1 (bottle only)
Gel	214	22	238	0
Rinse	252	2	232	23
Total	466	24	470	23
Phase 1 (bottle and wristband)
Gel	188	16	204	0
Rinse	196	8	200	4
Total	384	24	404	4
Phase 2
Feedback off	223	20	201	43
Feedback on	235	6	197	42
Total	458	26	398	85
Phase 3
Total	241	8	231	5

Phase 1, controlled laboratory condition; Phase 2, pre-planned clinical path; Phase 3, clinical care condition; N, number of actions

ISSN: 2047-2994